Alert archive / South Carolina / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 69, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 21, 1992, 6:11 PM EDT for Aiken County, South Carolina. It was in force for 49 min.
The area
The counties it named.
The facts
- Issued
- Apr 21, 1992, 6:11 PM EDT (22:11 UTC)
- Expired
- Apr 21, 1992, 7:00 PM EDT
- In force
- 49 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Aiken County, SC
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 10.2 hours before the alert went out and 168 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 734 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 553 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 116 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Apr 21, 2:09 PM EDT, 4 hours 2 minutes before
GAZ002-004-211915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ATHENS GA 207 PM EDT TUE APR 21 1992 THE SEVERE THUNDERSTORM WATCH THAT INCLUDED PARTS OF NORTHEAST GEORGIA HAS EXPIRED AND IS NO LONGER IN EFFECT. AT 200 PM EDT RADAR INDICATED A STRONG THUNDERSTORM WITH VERY HEAVY RAIN..POSSIBLE SMALL HAIL AND GUSTY WINDS OVER MORGAN COUNTY NEAR THE CITY OF MADISON. PERSONS IN MORGAN..OCONEE..AND CLARKE COUNTIES OF NORTHEAST GEORGIA VSHOULD BE ALERT AS THIS THUNDERSTORM MOVES INTO THE ABOVE MENTIONED COUNTIES DURING THE NEXT HOUR.
Special weather statement, Apr 21, 3:02 PM EDT, 3 hours 9 minutes before
GAZ008-011-006-212100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBUS GA 300 PM EDT TUE APR 21 1992 ...SEVERE THUNDERSTORM WATCH NUMBER 165 IS IN EFFECT UNTIL 8 PM EDT FOR PARTS OF SOUTH AND CENTRAL GEORGIA... AT 255 PM EDT WEATHER RADAR INDICATED A BAND OF STRONG THUNDERSTORMS EXTENDING FROM NEAR COLQUITT IN MILLER COUNTY GEORGIA ACROSS THE OGLETHORPE AREA IN MACON COUNTY TO JONES COUNTY. STRONGER STORMS WERE LOCATED OVER TERRELL...SUMTER...AND MACON COUNTIES IN SOUTHWEST GEORGIA. THESE STORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR. PEOPLE ACROSS CENTRAL...SOUTHWEST AND SOUTHCENTRAL GEORGIA SHOULD REMAIN ALERT THIS AFTERNOON FOR APPROACHING THUNDERSTORMS. THESE STORMS ARE PRODUCING HEAVY RAIN...GUSTY WIND...CLOUD TO GROUND LIGHTNING...AND SOME HAIL. MOVE INDOORS IF A STORM APPROACHES AND STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Apr 21, 3:37 PM EDT, 2 hours 34 minutes before
GAZ006-008-009-212200
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
338 PM EDT TUE APR 21 1992
...SEVERE THUNDERSTORM WATCH NUMBER 165 IN EFFECT FOR A LARGE PART
OF GEROGIA UNTIL 8 00 PM EDT...
...NUMEROUS THUNDERSTORMS MOVING THRU AND DEVELOPING OVER THE
CENTRAL GEORGIA AREA...
AT 335 PM NATIONAL WEATHER SERVICE RADAR IN MACON LOCATED A LINE OF
THUNDERSTORMS FROM ALBANY AND ASHBURN NORTHEAST TO MACON AND ON TO
WASHINGTON IN WILKES COUNTY.
THE LINE OF THUNDERSTORMS WAS ABOUT 15 MILES WIDE AND MOVING EAST AT
15 MPH. INDIVIDUAL THUNDERSTORMS WITHIN THE LINE WERE MOVING NORTHEAST
AT 35 MPH.
OTHER THUNDERSTORMS CONTINUED TO DEVELOP OUT IN THE AREA AHEAD OF THE
LINE. THUNDERSTORMS WERE DEVELOPING AS FAR EAST AS NEAR DUBLIN.
THE LINE OF THUNDERSTORMS WILL BE MERGING WITH THE GENERAL THUNDERSTORM
DEVELOPMENT DURING THE NEXT FEW HOURS AND WILL FORM A BROAD AREA ABOUT
50 MILES WIDE. AT THAT TIME THE LINE WILL PROBABLY LOOSE ITS IDENTITY
OVER CENTRAL GEORGIA ALTHOUGH THUNDERSTORM DEVELOPMENT IS EXPECTED TO
CONTINUE INTO EVENING HOURS OVER THE EASTERN HALF OF THE STATE.
PERSONS NEAR THUNDERSTORMS SHOULD EXPECT LIGHTNING...STRONG GUSTY
WIND...BRIEFV PERIODS OF HEAVY RAINFALL AND POSSIBLY SOME HAIL AS
STRONGER THUNDERSTORMS PASS LOCALLY.Local storm report, Apr 21, 3:58 PM EDT, 2 hours 13 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBUS, GA
358 PM TUE APR 21 1992
..STORM REPORTS FOR WARNINGS APR 20TH...
COUNTY..... RUSSELL COUNTY ALABAMA
SOURCE..... ALABAMA ELECTRIC
TIME....... AROUND 6PM EDT
LOCATION... BETWEEN HURTSBORO AND SOCIETY HILL
TYPE STORM. SEVERE THUNDERSTORM
HAIL....... PEA SIZE HAIL
DAMAGE..... TREE LIMBS AND TREES DOWN WITH ISOLATED POWER OUTAGES...
COUNTY..... HARRIS
SOURCE..... COLUMBUS WEATHER SERVICE EMPLOYEE
TIME....... BETWEEN 630 AND 7PM EDT
LOCATION... AROUND HARRIS COUNTY HIGH SCHOOL AND 5 MILES NE
0F HAMILTON.
HAIL...... DIME SIZE 5 MILES NE OF HAMILTON.
DAMAGE.... NUMEROUS LARGE TREE LIMBS DOWN AROUND THE HIGH SCHOOL.Special weather statement, Apr 21, 4:29 PM EDT, 1 hour 42 minutes before
GAZ008-011-012-212230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBUS GA 427 PM EDT TUE APR 21 1992 ...SEVERE THUNDERSTORM WATCH NUMBER 165 CONTINUES IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR MOST OF SOUTHWEST AND SOUTH CENTRAL GEORGIA... AT 420 PM EDT COLUMBUS WEATHER RADAR WAS SHOWING RAIN AND THUNDERSTORMS IN SOUTHERN GEORGIA FROM LAKE SEMINOLE NORTHEAST THROUGH SYLVESTER AND ROCHELLE AND ON NORTHEAST. THE SEVERE THUNDERSTORM WARNING FOR MITCHELL COUNTY HAS EXPIRED HOWEVER STORNG THUNDERSTORMS WERE NEAR BACONTON..NEAR BRIDGEBORO.. JUST NORTHEAST OF SYLVESTER AND IN NORTHERN TIFT COUNTY. THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 25 MILES AN HOUR. PERSONS IN SOUTHWEST AND SOUTH CENTRAL CENTRAL GEORGIA SHOULD BE ON THE LOOKOUT FOR STRONG GUSTY WINDS..SMALL HAIL..HEAVY RAIN AND DANGEROUS LIGHTNING WHEN THESE STORMS COME NEAR. YOU SHOULD BE PREPARED TO SEEK SHELTER. LISTEN TO NOAA WEATHER RADIO OR OTHER NEWS MEYDIA FOR LATER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, Apr 21, 6:09 PM EDT, 2 minutes before
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</html>The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 10:09 PM EDT | Severe Thunderstorm Warning | FFC | Habersham, Rabun | 66 min |
| Apr 21, 4:23 PM EDT | Severe Thunderstorm Warning | FFC | Wilcox | 52 min |
| Apr 21, 6:05 PM EDT | Severe Thunderstorm Warning | FFC | Jenkins | 40 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 1992Every severe thunderstorm warning in 1992
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.